34 lines
720 B
C++
34 lines
720 B
C++
#include "common-opts.hh"
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#include "../libmain/shared.hh"
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#include "util.hh"
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#include "parser.hh"
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#include "aterm.hh"
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namespace nix {
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bool parseOptionArg(const string & arg, Strings::iterator & i,
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const Strings::iterator & argsEnd, EvalState & state,
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ATermMap & autoArgs)
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{
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if (arg != "--arg" && arg != "--argstr") return false;
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UsageError error(format("`%1%' requires two arguments") % arg);
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if (i == argsEnd) throw error;
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string name = *i++;
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if (i == argsEnd) throw error;
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string value = *i++;
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Expr e = arg == "--arg"
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? parseExprFromString(state, value, absPath("."))
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: makeStr(value);
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autoArgs.set(toATerm(name), e);
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return true;
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}
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}
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